Saitek Obsidian Mouse has Touch Scroll Wheel
Saitek recently released their latest mouse, offering a clean modern design and a unique scrolling sensor that uses touch instead of a traditional wheel input.
The Obsidian mouse features a high-precision 1000DPI optical sensor, and operates wirelessly over RF. The mouse comes with a USB-based dock for storage and charging. The Obsidian retails for $50 and works with Windows and Mac OS machines.